DAMASK_EICMD/processing/pre/geom_pack.py

119 lines
4.4 KiB
Python
Executable File

#!/usr/bin/env python2.7
# -*- coding: UTF-8 no BOM -*-
import os,sys
import numpy as np
from optparse import OptionParser
import damask
scriptName = os.path.splitext(os.path.basename(__file__))[0]
scriptID = ' '.join([scriptName,damask.version])
#--------------------------------------------------------------------------------------------------
# MAIN
#--------------------------------------------------------------------------------------------------
parser = OptionParser(option_class=damask.extendableOption, usage='%prog [geomfile(s)]', description = """
compress geometry files with ranges "a to b" and/or multiples "n of x".
""", version = scriptID)
(options, filenames) = parser.parse_args()
# --- loop over input files -------------------------------------------------------------------------
if filenames == []: filenames = [None]
for name in filenames:
try:
table = damask.ASCIItable(name = name,
buffered = False, labeled = False)
except: continue
damask.util.report(scriptName,name)
# --- interpret header ----------------------------------------------------------------------------
table.head_read()
info,extra_header = table.head_getGeom()
damask.util.croak(['grid a b c: {}'.format(' x '.join(map(str,info['grid']))),
'size x y z: {}'.format(' x '.join(map(str,info['size']))),
'origin x y z: {}'.format(' : '.join(map(str,info['origin']))),
'homogenization: {}'.format(info['homogenization']),
'microstructures: {}'.format(info['microstructures']),
])
errors = []
if np.any(info['grid'] < 1): errors.append('invalid grid a b c.')
if np.any(info['size'] <= 0.0): errors.append('invalid size x y z.')
if errors != []:
damask.util.croak(errors)
table.close(dismiss = True)
continue
# --- write header ---------------------------------------------------------------------------------
table.labels_clear()
table.info_clear()
table.info_append(extra_header+[
scriptID + ' ' + ' '.join(sys.argv[1:]),
"grid\ta {grid[0]}\tb {grid[1]}\tc {grid[2]}".format(grid=info['grid']),
"size\tx {size[0]}\ty {size[1]}\tz {size[2]}".format(size=info['size']),
"origin\tx {origin[0]}\ty {origin[1]}\tz {origin[2]}".format(origin=info['origin']),
"homogenization\t{homog}".format(homog=info['homogenization']),
"microstructures\t{microstructures}".format(microstructures=info['microstructures']),
])
table.head_write()
# --- write packed microstructure information -----------------------------------------------------
compressType = ''
former = start = -1
reps = 0
outputAlive = True
while outputAlive and table.data_read(): # read next data line of ASCII table
items = table.data
if len(items) > 2:
if items[1].lower() == 'of': items = [int(items[2])]*int(items[0])
elif items[1].lower() == 'to': items = range(int(items[0]),1+int(items[2]))
else: items = map(int,items)
else: items = map(int,items)
for current in items:
if abs(current - former) == 1 and (start - current) == reps*(former - current):
compressType = 'to'
reps += 1
elif current == former and start == former:
compressType = 'of'
reps += 1
else:
if compressType == '':
table.data = []
elif compressType == '.':
table.data = [former]
elif compressType == 'to':
table.data = [start,'to',former]
elif compressType == 'of':
table.data = [reps,'of',former]
outputAlive = table.data_write(delimiter = ' ') # output processed line
compressType = '.'
start = current
reps = 1
former = current
table.data = {
'.' : [former],
'to': [start,'to',former],
'of': [reps,'of',former],
}[compressType]
outputAlive = table.data_write(delimiter = ' ') # output processed line
# --- output finalization --------------------------------------------------------------------------
table.close() # close ASCII table